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-rw-r--r--src/osmo-bsc/Makefile.am1
-rw-r--r--src/osmo-bsc/abis_nm.c10
-rw-r--r--src/osmo-bsc/bts.c7
-rw-r--r--src/osmo-bsc/bts_ipaccess_nanobts.c40
-rw-r--r--src/osmo-bsc/nm_bts_fsm.c353
-rw-r--r--src/osmo-bsc/nm_common_fsm.c1
6 files changed, 400 insertions, 12 deletions
diff --git a/src/osmo-bsc/Makefile.am b/src/osmo-bsc/Makefile.am
index ffa39a03e..4584b2c1d 100644
--- a/src/osmo-bsc/Makefile.am
+++ b/src/osmo-bsc/Makefile.am
@@ -78,6 +78,7 @@ osmo_bsc_SOURCES = \
net_init.c \
nm_common_fsm.c \
nm_bts_sm_fsm.c \
+ nm_bts_fsm.c \
gsm_08_08.c \
osmo_bsc_bssap.c \
osmo_bsc_ctrl.c \
diff --git a/src/osmo-bsc/abis_nm.c b/src/osmo-bsc/abis_nm.c
index 511c4b3e2..54dfccbbf 100644
--- a/src/osmo-bsc/abis_nm.c
+++ b/src/osmo-bsc/abis_nm.c
@@ -842,6 +842,14 @@ static int abis_nm_rx_set_radio_attr_ack(struct msgb *mb)
return 0;
}
+static int abis_nm_rx_set_bts_attr_ack(struct msgb *mb)
+{
+ struct abis_om_fom_hdr *foh = msgb_l3(mb);
+ DEBUGPFOH(DNM, foh, "Set BTS Attributes ACK\n");
+ osmo_signal_dispatch(SS_NM, S_NM_SET_BTS_ATTR_ACK, mb);
+ return 0;
+}
+
bool all_trx_rsl_connected_unlocked(const struct gsm_bts *bts)
{
const struct gsm_bts_trx *trx;
@@ -978,7 +986,7 @@ static int abis_nm_rcvmsg_fom(struct msgb *mb)
osmo_signal_dispatch(SS_NM, S_NM_IPACC_RESTART_NACK, NULL);
break;
case NM_MT_SET_BTS_ATTR_ACK:
- DEBUGPFOH(DNM, foh, "Set BTS Attribute ACK\n");
+ abis_nm_rx_set_bts_attr_ack(mb);
break;
case NM_MT_GET_ATTR_RESP:
ret = abis_nm_rx_get_attr_resp(mb, gsm_bts_trx_num(bts, (foh)->obj_inst.trx_nr));
diff --git a/src/osmo-bsc/bts.c b/src/osmo-bsc/bts.c
index fe1641230..3dd827e5b 100644
--- a/src/osmo-bsc/bts.c
+++ b/src/osmo-bsc/bts.c
@@ -153,6 +153,10 @@ static int gsm_bts_talloc_destructor(struct gsm_bts *bts)
osmo_fsm_inst_free(bts->site_mgr.mo.fi);
bts->site_mgr.mo.fi = NULL;
}
+ if (bts->mo.fi) {
+ osmo_fsm_inst_free(bts->mo.fi);
+ bts->mo.fi = NULL;
+ }
return 0;
}
@@ -183,6 +187,9 @@ struct gsm_bts *gsm_bts_alloc(struct gsm_network *net, uint8_t bts_num)
osmo_fsm_inst_update_id_f(bts->site_mgr.mo.fi, "bts_sm");
gsm_mo_init(&bts->site_mgr.mo, bts, NM_OC_SITE_MANAGER, 0xff, 0xff, 0xff);
+ bts->mo.fi = osmo_fsm_inst_alloc(&nm_bts_fsm, bts, bts,
+ LOGL_INFO, NULL);
+ osmo_fsm_inst_update_id_f(bts->mo.fi, "bts%d", bts->nr);
gsm_mo_init(&bts->mo, bts, NM_OC_BTS, bts->nr, 0xff, 0xff);
for (i = 0; i < ARRAY_SIZE(bts->gprs.nsvc); i++) {
diff --git a/src/osmo-bsc/bts_ipaccess_nanobts.c b/src/osmo-bsc/bts_ipaccess_nanobts.c
index 457448cdd..bb05236f3 100644
--- a/src/osmo-bsc/bts_ipaccess_nanobts.c
+++ b/src/osmo-bsc/bts_ipaccess_nanobts.c
@@ -143,7 +143,7 @@ static int nm_statechg_event(int evt, struct nm_statechg_signal_data *nsd)
/* S_NM_STATECHG_ADM is called after we call chg_adm_state() and would create
* endless loop */
- if (evt != S_NM_STATECHG_OPER)
+ if (obj_class != NM_OC_BTS && evt != S_NM_STATECHG_OPER)
return 0;
switch (obj_class) {
@@ -153,16 +153,7 @@ static int nm_statechg_event(int evt, struct nm_statechg_signal_data *nsd)
break;
case NM_OC_BTS:
bts = obj;
- if (new_state->availability == NM_AVSTATE_DEPENDENCY) {
- msgb = nanobts_attr_bts_get(bts);
- abis_nm_set_bts_attr(bts, msgb->data, msgb->len);
- msgb_free(msgb);
- abis_nm_chg_adm_state(bts, obj_class,
- bts->bts_nr, 0xff, 0xff,
- NM_STATE_UNLOCKED);
- abis_nm_opstart(bts, obj_class,
- bts->bts_nr, 0xff, 0xff);
- }
+ osmo_fsm_inst_dispatch(bts->mo.fi, NM_EV_STATE_CHG_REP, nsd);
break;
case NM_OC_CHANNEL:
ts = obj;
@@ -265,6 +256,9 @@ static int sw_activ_rep(struct msgb *mb)
case NM_OC_SITE_MANAGER:
osmo_fsm_inst_dispatch(bts->site_mgr.mo.fi, NM_EV_SW_ACT_REP, NULL);
break;
+ case NM_OC_BTS:
+ osmo_fsm_inst_dispatch(bts->mo.fi, NM_EV_SW_ACT_REP, NULL);
+ break;
case NM_OC_BASEB_TRANSC:
if (!(trx = gsm_bts_trx_num(bts, foh->obj_inst.trx_nr)))
return -EINVAL;
@@ -326,6 +320,9 @@ static void nm_rx_opstart_ack(struct msgb *oml_msg)
case NM_OC_SITE_MANAGER:
osmo_fsm_inst_dispatch(bts->site_mgr.mo.fi, NM_EV_OPSTART_ACK, NULL);
break;
+ case NM_OC_BTS:
+ osmo_fsm_inst_dispatch(bts->mo.fi, NM_EV_OPSTART_ACK, NULL);
+ break;
case NM_OC_CHANNEL:
nm_rx_opstart_ack_chan(oml_msg);
break;
@@ -343,11 +340,28 @@ static void nm_rx_opstart_nack(struct msgb *oml_msg)
case NM_OC_SITE_MANAGER:
osmo_fsm_inst_dispatch(bts->site_mgr.mo.fi, NM_EV_OPSTART_NACK, NULL);
break;
+ case NM_OC_BTS:
+ osmo_fsm_inst_dispatch(bts->mo.fi, NM_EV_OPSTART_ACK, NULL);
+ break;
default:
break;
}
}
+static void nm_rx_set_bts_attr_ack(struct msgb *oml_msg)
+{
+ struct abis_om_fom_hdr *foh = msgb_l3(oml_msg);
+ struct e1inp_sign_link *sign_link = oml_msg->dst;
+ struct gsm_bts *bts = sign_link->trx->bts;
+
+ if (foh->obj_class != NM_OC_BTS) {
+ LOG_BTS(bts, DNM, LOGL_ERROR, "Set BTS Attr Ack received on non BTS object!\n");
+ return;
+ }
+ osmo_fsm_inst_dispatch(bts->mo.fi, NM_EV_SET_ATTR_ACK, NULL);
+}
+
+
static void nm_rx_set_radio_attr_ack(struct msgb *oml_msg)
{
struct abis_om_fom_hdr *foh = msgb_l3(oml_msg);
@@ -382,6 +396,9 @@ static int bts_ipa_nm_sig_cb(unsigned int subsys, unsigned int signal,
case S_NM_OPSTART_NACK:
nm_rx_opstart_nack(signal_data);
return 0;
+ case S_NM_SET_BTS_ATTR_ACK:
+ nm_rx_set_bts_attr_ack(signal_data);
+ return 0;
case S_NM_SET_RADIO_ATTR_ACK:
nm_rx_set_radio_attr_ack(signal_data);
return 0;
@@ -467,6 +484,7 @@ void ipaccess_drop_oml(struct gsm_bts *bts, const char *reason)
ipaccess_drop_rsl(trx, "OML link drop");
osmo_fsm_inst_dispatch(bts->site_mgr.mo.fi, NM_EV_OML_DOWN, NULL);
+ osmo_fsm_inst_dispatch(bts->mo.fi, NM_EV_OML_DOWN, NULL);
gsm_bts_all_ts_dispatch(bts, TS_EV_OML_DOWN, NULL);
bts->ip_access.flags = 0;
diff --git a/src/osmo-bsc/nm_bts_fsm.c b/src/osmo-bsc/nm_bts_fsm.c
new file mode 100644
index 000000000..fa4235166
--- /dev/null
+++ b/src/osmo-bsc/nm_bts_fsm.c
@@ -0,0 +1,353 @@
+/* NM BTS FSM */
+
+/* (C) 2020 by sysmocom - s.m.f.c. GmbH <info@sysmocom.de>
+ * Author: Pau Espin Pedrol <pespin@sysmocom.de>
+ *
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <errno.h>
+#include <unistd.h>
+#include <inttypes.h>
+
+#include <osmocom/core/fsm.h>
+#include <osmocom/core/tdef.h>
+#include <osmocom/gsm/protocol/gsm_12_21.h>
+
+#include <osmocom/bsc/bts.h>
+#include <osmocom/bsc/signal.h>
+#include <osmocom/bsc/abis_nm.h>
+#include <osmocom/bsc/bts_ipaccess_nanobts_omlattr.h>
+#include <osmocom/bsc/nm_common_fsm.h>
+#include <osmocom/bsc/debug.h>
+
+#define X(s) (1 << (s))
+
+#define nm_bts_fsm_state_chg(fi, NEXT_STATE) \
+ osmo_fsm_inst_state_chg(fi, NEXT_STATE, 0, 0)
+
+//////////////////////////
+// FSM STATE ACTIONS
+//////////////////////////
+
+static void st_op_disabled_notinstalled_on_enter(struct osmo_fsm_inst *fi, uint32_t prev_state)
+{
+ struct gsm_bts *bts = (struct gsm_bts *)fi->priv;
+
+ bts->mo.set_attr_sent = false;
+ bts->mo.set_attr_ack_received = false;
+ bts->mo.adm_unlock_sent = false;
+ bts->mo.opstart_sent = false;
+}
+
+static void st_op_disabled_notinstalled(struct osmo_fsm_inst *fi, uint32_t event, void *data)
+{
+ struct nm_statechg_signal_data *nsd;
+ struct gsm_nm_state *new_state;
+
+ switch (event) {
+ case NM_EV_SW_ACT_REP:
+ break;
+ case NM_EV_STATE_CHG_REP:
+ nsd = (struct nm_statechg_signal_data *)data;
+ new_state = nsd->new_state;
+ if (new_state->operational == NM_OPSTATE_ENABLED) {
+ /*should not happen... */
+ nm_bts_fsm_state_chg(fi, NM_BTS_ST_OP_ENABLED);
+ return;
+ }
+ switch (new_state->availability) { /* operational = DISABLED */
+ case NM_AVSTATE_DEPENDENCY:
+ nm_bts_fsm_state_chg(fi, NM_BTS_ST_OP_DISABLED_DEPENDENCY);
+ return;
+ case NM_AVSTATE_OFF_LINE:
+ case NM_AVSTATE_OK:
+ nm_bts_fsm_state_chg(fi, NM_BTS_ST_OP_DISABLED_OFFLINE);
+ return;
+ default:
+ return;
+ }
+ default:
+ OSMO_ASSERT(0);
+ }
+}
+
+static void configure_loop(struct gsm_bts *bts, struct gsm_nm_state *state, bool allow_opstart) {
+ struct msgb *msgb;
+
+ if (!bts->mo.set_attr_sent && !bts->mo.set_attr_ack_received) {
+ bts->mo.set_attr_sent = true;
+ msgb = nanobts_attr_bts_get(bts);
+ abis_nm_set_bts_attr(bts, msgb->data, msgb->len);
+ msgb_free(msgb);
+ }
+
+ if (state->administrative != NM_STATE_UNLOCKED && !bts->mo.adm_unlock_sent) {
+ bts->mo.adm_unlock_sent = true;
+ abis_nm_chg_adm_state(bts, NM_OC_BTS,
+ bts->bts_nr, 0xff, 0xff,
+ NM_STATE_UNLOCKED);
+ }
+
+ if (allow_opstart && state->administrative == NM_STATE_UNLOCKED &&
+ bts->mo.set_attr_ack_received) {
+ if (!bts->mo.opstart_sent) {
+ bts->mo.opstart_sent = true;
+ abis_nm_opstart(bts, NM_OC_BTS, bts->bts_nr, 0xff, 0xff);
+ }
+ }
+}
+
+static void st_op_disabled_dependency_on_enter(struct osmo_fsm_inst *fi, uint32_t prev_state)
+{
+ struct gsm_bts *bts = (struct gsm_bts *)fi->priv;
+
+ /* nanoBTS is broken, doesn't follow TS 12.21. Opstart MUST be sent
+ during Dependency, so we simply move to OFFLINE state here to avoid
+ duplicating code */
+ if (bts->type == GSM_BTS_TYPE_NANOBTS) {
+ nm_bts_fsm_state_chg(fi, NM_BTS_ST_OP_DISABLED_OFFLINE);
+ return;
+ }
+ configure_loop(bts, &bts->mo.nm_state, false);
+}
+
+static void st_op_disabled_dependency(struct osmo_fsm_inst *fi, uint32_t event, void *data)
+{
+ struct gsm_bts *bts = (struct gsm_bts *)fi->priv;
+ struct nm_statechg_signal_data *nsd;
+ struct gsm_nm_state *new_state;
+
+ switch (event) {
+ case NM_EV_SET_ATTR_ACK:
+ bts->mo.set_attr_ack_received = true;
+ bts->mo.set_attr_sent = false;
+ configure_loop(bts, &bts->mo.nm_state, false);
+ return;
+ case NM_EV_STATE_CHG_REP:
+ nsd = (struct nm_statechg_signal_data *)data;
+ new_state = nsd->new_state;
+ if (new_state->operational == NM_OPSTATE_ENABLED) {
+ /* should not happen... */
+ nm_bts_fsm_state_chg(fi, NM_BTS_ST_OP_ENABLED);
+ return;
+ }
+ switch (new_state->availability) { /* operational = DISABLED */
+ case NM_AVSTATE_NOT_INSTALLED:
+ case NM_AVSTATE_POWER_OFF:
+ nm_bts_fsm_state_chg(fi, NM_BTS_ST_OP_DISABLED_NOTINSTALLED);
+ return;
+ case NM_AVSTATE_OFF_LINE:
+ case NM_AVSTATE_OK:
+ nm_bts_fsm_state_chg(fi, NM_BTS_ST_OP_DISABLED_OFFLINE);
+ return;
+ case NM_AVSTATE_DEPENDENCY:
+ configure_loop(bts, new_state, false);
+ return;
+ default:
+ return;
+ }
+ default:
+ OSMO_ASSERT(0);
+ }
+}
+
+static void st_op_disabled_offline_on_enter(struct osmo_fsm_inst *fi, uint32_t prev_state)
+{
+ struct gsm_bts *bts = (struct gsm_bts *)fi->priv;
+
+ /* Warning: In here we may be acessing an state older than new_state
+ from prev (syncrhonous) FSM state */
+ configure_loop(bts, &bts->mo.nm_state, true);
+}
+
+static void st_op_disabled_offline(struct osmo_fsm_inst *fi, uint32_t event, void *data)
+{
+ struct gsm_bts *bts = (struct gsm_bts *)fi->priv;
+ struct nm_statechg_signal_data *nsd;
+ struct gsm_nm_state *new_state;
+
+ switch (event) {
+ case NM_EV_SET_ATTR_ACK:
+ bts->mo.set_attr_ack_received = true;
+ bts->mo.set_attr_sent = false;
+ configure_loop(bts, &bts->mo.nm_state, true);
+ return;
+ case NM_EV_STATE_CHG_REP:
+ nsd = (struct nm_statechg_signal_data *)data;
+ new_state = nsd->new_state;
+ if (new_state->operational == NM_OPSTATE_ENABLED) {
+ nm_bts_fsm_state_chg(fi, NM_BTS_ST_OP_ENABLED);
+ return;
+ }
+ switch (new_state->availability) { /* operational = DISABLED */
+ case NM_AVSTATE_NOT_INSTALLED:
+ case NM_AVSTATE_POWER_OFF:
+ nm_bts_fsm_state_chg(fi, NM_BTS_ST_OP_DISABLED_NOTINSTALLED);
+ return;
+ case NM_AVSTATE_DEPENDENCY:
+ /* There's no point in moving back to Dependency in nanoBTS, since it's broken
+ and it acts actually as if it was in Offline state */
+ if (bts->type != GSM_BTS_TYPE_NANOBTS) {
+ nm_bts_fsm_state_chg(fi, NM_BTS_ST_OP_DISABLED_DEPENDENCY);
+ } else {
+ /* Moreover, in nanoBTS we need to check here for tx
+ Opstart since we may have gone Unlocked state
+ in this event, which means Opstart may be txed here. */
+ configure_loop(bts, new_state, true);
+ }
+ return;
+ case NM_AVSTATE_OFF_LINE:
+ case NM_AVSTATE_OK:
+ configure_loop(bts, new_state, true);
+ return;
+ default:
+ return;
+ }
+ default:
+ OSMO_ASSERT(0);
+ }
+}
+
+static void st_op_enabled_on_enter(struct osmo_fsm_inst *fi, uint32_t prev_state)
+{
+ struct gsm_bts *bts = (struct gsm_bts *)fi->priv;
+
+ /* Reset state, we don't need it in this state and it will need to be
+ reused as soon as we move back to Disabled */
+ bts->mo.opstart_sent = false;
+ bts->mo.adm_unlock_sent = false;
+ bts->mo.set_attr_sent = false;
+ bts->mo.set_attr_ack_received = false;
+}
+
+static void st_op_enabled(struct osmo_fsm_inst *fi, uint32_t event, void *data)
+{
+ struct nm_statechg_signal_data *nsd;
+ struct gsm_nm_state *new_state;
+
+ switch (event) {
+ case NM_EV_STATE_CHG_REP:
+ nsd = (struct nm_statechg_signal_data *)data;
+ new_state = nsd->new_state;
+ if (new_state->operational == NM_OPSTATE_ENABLED)
+ return;
+ switch (new_state->availability) { /* operational = DISABLED */
+ case NM_AVSTATE_NOT_INSTALLED:
+ case NM_AVSTATE_POWER_OFF:
+ nm_bts_fsm_state_chg(fi, NM_BTS_ST_OP_DISABLED_NOTINSTALLED);
+ return;
+ case NM_AVSTATE_DEPENDENCY:
+ nm_bts_fsm_state_chg(fi, NM_BTS_ST_OP_DISABLED_DEPENDENCY);
+ return;
+ case NM_AVSTATE_OFF_LINE:
+ case NM_AVSTATE_OK:
+ nm_bts_fsm_state_chg(fi, NM_BTS_ST_OP_DISABLED_OFFLINE);
+ return;
+ default:
+ return;
+ }
+ default:
+ OSMO_ASSERT(0);
+ }
+}
+
+static void st_op_allstate(struct osmo_fsm_inst *fi, uint32_t event, void *data)
+{
+ struct gsm_bts *bts = (struct gsm_bts *)fi->priv;
+
+ switch (event) {
+ case NM_EV_OPSTART_ACK:
+ case NM_EV_OPSTART_NACK:
+ /* TODO: if on state OFFLINE and rx NACK, try again? */
+ bts->mo.opstart_sent = false;
+ break;
+ case NM_EV_OML_DOWN:
+ nm_bts_fsm_state_chg(fi, NM_BTS_ST_OP_DISABLED_NOTINSTALLED);
+ break;
+ default:
+ OSMO_ASSERT(0);
+ }
+}
+
+static struct osmo_fsm_state nm_bts_fsm_states[] = {
+ [NM_BTS_ST_OP_DISABLED_NOTINSTALLED] = {
+ .in_event_mask =
+ X(NM_EV_SW_ACT_REP) |
+ X(NM_EV_STATE_CHG_REP),
+ .out_state_mask =
+ X(NM_BTS_ST_OP_DISABLED_DEPENDENCY) |
+ X(NM_BTS_ST_OP_DISABLED_OFFLINE) |
+ X(NM_BTS_ST_OP_ENABLED),
+ .name = "DISABLED_NOTINSTALLED",
+ .onenter = st_op_disabled_notinstalled_on_enter,
+ .action = st_op_disabled_notinstalled,
+ },
+ [NM_BTS_ST_OP_DISABLED_DEPENDENCY] = {
+ .in_event_mask =
+ X(NM_EV_STATE_CHG_REP) |
+ X(NM_EV_SET_ATTR_ACK),
+ .out_state_mask =
+ X(NM_BTS_ST_OP_DISABLED_NOTINSTALLED) |
+ X(NM_BTS_ST_OP_DISABLED_OFFLINE) |
+ X(NM_BTS_ST_OP_ENABLED),
+ .name = "DISABLED_DEPENDENCY",
+ .onenter = st_op_disabled_dependency_on_enter,
+ .action = st_op_disabled_dependency,
+ },
+ [NM_BTS_ST_OP_DISABLED_OFFLINE] = {
+ .in_event_mask =
+ X(NM_EV_STATE_CHG_REP) |
+ X(NM_EV_SET_ATTR_ACK),
+ .out_state_mask =
+ X(NM_BTS_ST_OP_DISABLED_NOTINSTALLED) |
+ X(NM_BTS_ST_OP_DISABLED_DEPENDENCY) |
+ X(NM_BTS_ST_OP_ENABLED),
+ .name = "DISABLED_OFFLINE",
+ .onenter = st_op_disabled_offline_on_enter,
+ .action = st_op_disabled_offline,
+ },
+ [NM_BTS_ST_OP_ENABLED] = {
+ .in_event_mask =
+ X(NM_EV_STATE_CHG_REP),
+ .out_state_mask =
+ X(NM_BTS_ST_OP_DISABLED_NOTINSTALLED) |
+ X(NM_BTS_ST_OP_DISABLED_DEPENDENCY) |
+ X(NM_BTS_ST_OP_DISABLED_OFFLINE),
+ .name = "ENABLED",
+ .onenter = st_op_enabled_on_enter,
+ .action = st_op_enabled,
+ },
+};
+
+struct osmo_fsm nm_bts_fsm = {
+ .name = "NM_BTS_OP",
+ .states = nm_bts_fsm_states,
+ .num_states = ARRAY_SIZE(nm_bts_fsm_states),
+ .allstate_event_mask =
+ X(NM_EV_OPSTART_ACK) |
+ X(NM_EV_OPSTART_NACK) |
+ X(NM_EV_OML_DOWN),
+ .allstate_action = st_op_allstate,
+ .event_names = nm_fsm_event_names,
+ .log_subsys = DNM,
+};
+
+static __attribute__((constructor)) void nm_bts_fsm_init(void)
+{
+ OSMO_ASSERT(osmo_fsm_register(&nm_bts_fsm) == 0);
+}
diff --git a/src/osmo-bsc/nm_common_fsm.c b/src/osmo-bsc/nm_common_fsm.c
index 9851f5d95..f8aa779cc 100644
--- a/src/osmo-bsc/nm_common_fsm.c
+++ b/src/osmo-bsc/nm_common_fsm.c
@@ -25,6 +25,7 @@
const struct value_string nm_fsm_event_names[] = {
{ NM_EV_SW_ACT_REP, "SW_ACT_REP" },
{ NM_EV_STATE_CHG_REP, "STATE_CHG_REP" },
+ { NM_EV_SET_ATTR_ACK, "SET_ATTR_ACK" },
{ NM_EV_OPSTART_ACK, "OPSTART_ACK" },
{ NM_EV_OPSTART_NACK, "OPSTART_NACK" },
{ NM_EV_OML_DOWN, "OML_DOWN" },